Answer / arvind kumar

Grid failure occurs due to grid disturbance. The grid
disturbance means tripping of one or more grid element like
transmission line, transformer, static var compensator etc
resulting in total failure of power supply at the substation
or loss of integrity of the grid at the transmission level
of 220kv and above.

ynchronous M/C with under excitation with reactive power absorption , acts as a) synch. Motor b) synch gen c) synchr capacit

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What is the meaning of ST and HT in electrical transmission and what are thier range.

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While DG is on Load? we can start the capacitor bank?

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How to decide cable tray size?

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what is the impedance voltage of transformer?

1 Answers   AVI Enterprises, MacLellan,

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how to find total current when kva is 30.4 given ? should we use root 3 (1.732) in the formula?

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why earthing point in the 6amps/16amps socket bigger than the remaining (Phase & Neutral)points.

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If the soil resistivity is more large, how can we earthing our 11 k.v. transmission line?

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ELCP USE IN 3 PHASE SUBMERSIBLE PUMP? THEN USE 3 POLE 0R 4 POLE?

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Can anyone explain about Control and power circuits of star delta starter & DOL starter ? How it works? please!

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what is a bus riser in power system and why it is used

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